big thanks to our studio audience. big banks to our candidate, former massachusetts gov. mitt romney. >> thank you. [captioning performed by national captioning institute] [captions copyright national cable satellite corp. 2011] >> you are watching c-span, the new politics and public affairs. connecting you with elected officials, policy makers, and journalists. weekdays, watch live coverage of the u.s. house. also, supreme court oral arguments. on the weekend, our signature interview program. on sunday, newsmakers, today, and prime minister's questions from the british house of commons. you can also watch any program online at c-span.org. c-span -- washington, your white. a public service created by america's cable companies. -- c-span -- washington, your way. >> the house is coming back in at 4:15 this morning to debate one bill. c-span will stream tomorrow's debate live on facebook. >> have you ever visited the library of congress? over 2 million people have, and this is your chance to tour the world's largest library. tonight, join c-span for a live look at the librar